S
M
T
W
T
F
S
26
86°
71°
27
90°
73°
28
91°
74°
29
87°
73°
30
90°
71°
31
87°
67°
1
84°
67°
2
85°
68°
3
85°
72°
4
90°
74°
5
91°
74°
6
92°
73°
7
87°
72°
8
90°
72°
9
90°
71°
10
88°
65°
11
84°
66°
12
85°
67°
13
84°
65°
14
88°
66°
15
84°
67°
16
83°
71°
17
84°
70°
18
84°
68°
19
85°
66°
20
83°
66°
21
83°
69°
22
84°
70°
23
85°
68°
24
88°
70°
25
88°
64°
26
87°
63°
27
82°
64°
28
83°
65°
29
82°
67°
30
81°
68°
31
82°
69°
1
87°
63°
2
81°
63°
3
81°
64°
4
82°
62°
5
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rockdale
Rockdale's August 2026 forecast shows daily high temperatures ranging from 80° to 92°, with overnight lows between 62° and 74°. The average high for August is 86° with an average low of 68°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Rockdale. See also: September | October | November.